<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./css/pc.css" media="(min-width:980px)">
    <link rel="stylesheet" href="./css/pad.css" media="(min-width:640px) and (max-width:979px)">
    <link rel="stylesheet" href="./css/iphone.css" media="(max-width:639px)">
</head>

<body>

</body>

</html>